diff --git a/miniaudio.h b/miniaudio.h
index 24bd687d..19ece3cf 100644
--- a/miniaudio.h
+++ b/miniaudio.h
@@ -42784,8 +42784,11 @@ static EM_BOOL ma_audio_worklet_process_callback__webaudio(int inputCount, const
         frameCount = 128;
     }
 
+    /*
+    If this is called by the device has not yet been started we need to return early, making sure we output silence to
+    the output buffer.
+    */
     if (ma_device_get_status(pDevice) != ma_device_status_started) {
-        /* Fill the output buffer with zero to avoid a noise sound */
         for (int i = 0; i < outputCount; i += 1) {
             MA_ZERO_MEMORY(pOutputs[i].data, pOutputs[i].numberOfChannels * frameCount * sizeof(float));
         }
@@ -42807,7 +42810,9 @@ static EM_BOOL ma_audio_worklet_process_callback__webaudio(int inputCount, const
     if (outputCount > 0) {
         /* If it's a capture-only device, we'll need to output silence. */
         if (deviceType == ma_device_type_capture) {
-            MA_ZERO_MEMORY(pOutputs[0].data, frameCount * pDevice->playback.internalChannels * sizeof(float));
+            for (int i = 0; i < outputCount; i += 1) {
+                MA_ZERO_MEMORY(pOutputs[i].data, pOutputs[i].numberOfChannels * frameCount * sizeof(float));
+            }
         } else {
             ma_device_process_pcm_frames_playback__webaudio(pDevice, frameCount, pDeviceStateWebAudio->pIntermediaryBuffer);
 
@@ -42817,6 +42822,14 @@ static EM_BOOL ma_audio_worklet_process_callback__webaudio(int inputCount, const
                     pOutputs[0].data[frameCount*iChannel + iFrame] = pDeviceStateWebAudio->pIntermediaryBuffer[iFrame*pDevice->playback.internalChannels + iChannel];
                 }
             }
+
+            /*
+            Just above we output data to the first output buffer. Here we just make sure we're putting silence into any
+            remaining output buffers.
+            */
+            for (int i = 1; i < outputCount; i += 1) {  /* <-- Note that the counter starts at 1 instead of 0. */
+                MA_ZERO_MEMORY(pOutputs[i].data, pOutputs[i].numberOfChannels * frameCount * sizeof(float));
+            }
         }
     }